CN115787853A - Building steel structure connecting piece - Google Patents

Abstract

The utility model relates to a building steel structure connecting piece, the field of steel construction is related to, it includes rectangular block and a plurality of installation piece, every side of rectangular block all slides and is connected with a plurality of fixture blocks, a plurality of fixture blocks are circumference and distribute, set up the through-hole that supplies the fixture block to wear to establish on the installation piece, set up the caulking groove that supplies installation piece card to go into on the fixture block, be equipped with locating component on the installation piece, locating component is used for the positioning fixture block, set up on the installation piece and be used for steel male mounting groove, be equipped with the setting element on the installation piece, the setting element is used for the steel of positioning mounting inslot. Can be according to the connection needs of steel, install the one side that the steel need be connected on the rectangular block with the installation piece, then go into the mounting groove on the installation piece with steel card in to through the steel in the setting element location mounting groove, can obtain the steel connection structure that corresponds, can realize different steel construction connection, more can satisfy the user demand that the steel construction diversification is connected, the suitability is better.

Description

Building steel structure connecting piece

Technical Field

The application relates to the field of steel structures, in particular to a building steel structure connecting piece.

Background

The building steel structure is a structure built by taking steel as a main material, and compared with the traditional building structure, the building steel structure is high in installation speed and simple and convenient to construct, and the steel is usually connected by adopting a connecting piece.

Chinese utility model patent of patent publication No. CN209556133U discloses a steel construction connecting piece, including last connecting piece and lower connecting piece, one side movable mounting who goes up the connecting piece has first steel pipe, the opposite side movable mounting who goes up the connecting piece has the second steel pipe, one side fixed mounting who goes up the connecting piece upper surface has first bolt, the opposite side fixed mounting who goes up the connecting piece upper surface has the second bolt, the interior roof movable mounting who goes up the connecting piece has last connection lid, the first rubber pad of lower fixed surface fixedly connected with who goes up connection lid, the effect that has the fastening and prevent the dislocation, bore inequality has been avoided, the problem of inconvenient connection.

By adopting the steel structure connecting piece, the connecting piece can only connect two sections of coaxial steel pipes, can not meet the use requirement of diversified connection of steel structures, and needs to be improved.

Disclosure of Invention

In order to satisfy the diversified user demand who connects of steel construction, this application provides a building steel structure connecting piece.

The application provides a building steel structure connecting piece adopts following technical scheme:

the utility model provides a building steel structure connecting piece, includes rectangular block and a plurality of installation piece, every side of rectangular block all slides and is connected with a plurality of fixture blocks, and is a plurality of the fixture block is circumference and distributes, set up the confession on the installation piece the through-hole that the fixture block wore to establish, set up the confession on the fixture block the caulking groove that installation piece card was gone into, be equipped with locating component on the installation piece, locating component is used for the location the fixture block, set up on the installation piece and be used for steel male mounting groove, be equipped with the setting element on the installation piece, the setting element is used for the location steel in the mounting groove.

Through adopting the above technical scheme, can be according to the connection needs of steel, install the piece one side that needs to connect steel on the rectangular block with the installation, the mounting means is for being located the rectangular block and wears to establish the through-hole on the installation piece with a plurality of fixture blocks of one side, then remove the fixture block and make the installation piece inlay card go into the caulking groove, recycle the setting element and fix a position the fixture block, inner wall butt through the caulking groove in the installation piece, can realize the relative positioning between rectangular block and the installation piece, then go into the mounting groove on the installation piece with the steel card, and through the steel in the setting element location mounting groove, can obtain the steel connection structure who corresponds, can realize different steel structural connections, more can satisfy the user demand that the steel construction diversification is connected, the suitability is better.

Preferably, the mounting block comprises a connecting part arranged on the rectangular block and a mounting part arranged on the connecting part, the through hole is arranged on the connecting part, the mounting groove and the positioning part are arranged on the mounting part, the positioning assembly comprises a butting ring connected to the mounting part in a sliding manner and a convex block arranged on the butting ring, the butting ring is rotatably connected to the mounting part and is positioned among a plurality of clamping blocks, when the butting ring is butted against the clamping blocks, the mounting block is clamped into the embedding groove, positioning grooves are formed in the clamping blocks, and the convex blocks are clamped into the positioning grooves;

the fixture block is provided with a guide surface, the guide surface is positioned on one side, away from the rectangular block, of the fixture block, the guide surface inclines outwards towards the direction away from the rectangular block, and the guide surface is used for being abutted to the abutting ring.

Through adopting the above technical scheme, set up butt ring and lug, after the fixture block wears to establish the through-hole, it is close to connecting portion to remove the butt ring, butt ring butt spigot surface, and then promote a plurality of fixture blocks and remove, make installation piece card go into the caulking groove on a plurality of fixture blocks, realize the location between rectangular block and the connecting portion, aim at lug and constant head tank, rotate the butt ring, it goes into in the constant head tank to drive the lug card, through lug butt in the inner wall of constant head tank, can fix a position the butt ring, need not to remove the fixture block in proper order, it is more convenient to make location rectangular block and connecting portion.

Preferably, it is connected with the holding ring to slide on the connecting portion, the holding ring slides and is close to or keeps away from the installation department, the holding ring is used for the lug with the fixture block wears to establish, be equipped with elastic component one on the connecting portion, elastic component one support tightly in the holding ring makes the holding ring has to slide and is close to the trend of installation department.

Through adopting above-mentioned technical scheme, set up holding ring and elastic component one, go into in the constant head tank and align with the holding ring when the lug card, loosen the holding ring, the holding ring slides under the effect of elastic component one and is close to the installation department for the holding ring is all worn to establish by lug and fixture block, through holding ring butt in the lug, thereby carries on spacingly to the lug, has reduced the condition that the lug breaks away from the constant head tank, has improved the stability of butt ring location.

Preferably, the rectangular block is provided with a containing groove, the containing groove supplies the installation part to be clamped in, and when the installation part is located in the containing groove, the caulking groove supplies the positioning ring to be clamped in.

Through adopting above-mentioned technical scheme, the groove is accomodate in the setting, when the transportation, can accomodate the inslot with installation department card income, then remove the holding ring card and go into in the caulking groove, the holding ring supports tightly in the inner wall of caulking groove under the effect of elastic component one, through the holding ring butt in the inner wall of caulking groove, thereby realize the connection between installation piece and the rectangular block, shelter from the protection to the rectangular block through connecting portion, thereby in having reduced the transportation, the fixture block is strikeed the condition that takes place to damage, the breakage rate in the transportation has been reduced.

Preferably, a notch is formed in the connecting part, the notch is located at one end, away from the positioning ring, of the connecting part, a convex column is arranged on the connecting part, a sliding groove is formed in the positioning ring, the length direction of the sliding groove is arranged along the axial direction of the abutting ring, the convex column is located in the sliding groove, a first limiting groove and a second limiting groove are formed in the inner wall of the sliding groove, and the first limiting groove is located at one side, close to the mounting groove, of the second limiting groove;

when two connecting portion are kept away from one side of installation department offsets, just the projection slide connect in during the spacing groove is one, the breach supplies the lateral wall card of holding ring is gone into, works as the projection slide connect in during the spacing groove is two, the holding ring is used for the fixture block with the lug is worn to establish.

Through adopting the above-mentioned technical scheme, when the installation piece is unnecessary, can place two unnecessary installation pieces back of the body mutually, one side that the installation department was kept away from to two connecting portion offsets, and the breach on the holding ring on one of them connecting portion and another connecting portion aligns, remove the holding ring, make the projection slide to connect in spacing groove one, and the lateral wall and the breach of holding ring aim at, then loosen the holding ring, the holding ring is gone into in the breach under the effect of elastic component one, realize the connection between two connecting portion, the installation piece after can adopting the aforesaid to connect steel, improve the utilization ratio of installation piece.

Preferably, be equipped with the inserted block on the butt ring, be equipped with the locating piece on the inserted block, the confession has been seted up on the holding ring the inserted block with the holding tank that the locating piece card is gone into, the holding tank is kept away from the confession has been seted up on the inner wall of installation department the positioning groove that the locating piece card is gone into.

Through adopting above-mentioned technical scheme, when two installation pieces were placed mutually oppositely, go into the holding tank with inserted block and locating piece card on the butt ring in, then loosen the holding ring, make in locating piece card income positioning groove, when the locating ring is touched by the mistake, through the inserted block butt in the holding tank inner wall, thereby restrict the displacement range of holding ring, reduce the condition that the holding ring breaks away from connecting portion, and through locating piece butt in the inner wall of holding tank, reduce the condition that the inserted block breaks away from the holding tank, improve the stability of connecting between two connecting portions.

Preferably, one elastic component is including locating spring on the connecting portion, locating clamp plate on the spring with locate guide bar on the butt plate, the spring is taut the clamp plate for the clamp plate supports tightly the holding ring, the guide bar is followed the slip direction of holding ring slide connect in on the connecting portion.

Through adopting above-mentioned technical scheme, set up spring, clamp plate and guide bar, when the retainer ring removes to make the projection slide and connect in the spout, through the guide bar butt in connecting portion to carry on spacingly to the clamp plate, reduced the clamp plate and taken place the condition that removes along with the retainer ring, help a stable performance elasticity of elastic component to support tight effect.

Preferably, the rectangular block is provided with a second elastic member which abuts against the clamping block, so that the clamping block has a tendency of separating the caulking groove from the mounting plate.

Through adopting above-mentioned technical scheme, set up elastic component two, when moving the butt ring and keeping away from the rectangular block, the fixture block can take place to remove by oneself under elastic component two's effect for caulking groove and mounting panel break away from, need not manual movement, make and dismantle the rectangular block and the mounting block is more convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the mounting block can be mounted on one side, needing to be connected with steel, of the rectangular block according to the connection requirement of the steel, then the steel is clamped into the mounting groove in the mounting block, and the steel in the mounting groove is positioned through the positioning piece, so that a corresponding steel connection structure can be obtained, connection of different steel structures can be realized, the use requirement of diversified connection of the steel structures can be met, and the applicability is better;

2. during transportation, the mounting part can be clamped into the accommodating groove, then the positioning ring is moved and clamped into the embedding groove to realize connection between the mounting block and the rectangular block, and the rectangular block is shielded and protected through the connecting part, so that the damage of the clamping block caused by collision in the transportation process is reduced, and the damage rate in the transportation process is reduced;

3. when the installation piece was unnecessary, can place two unnecessary installation pieces back to back and connect through the holding ring, can adopt the installation piece after the aforesaid is connected to steel, improve the utilization ratio of installation piece.

Drawings

FIG. 1 is an overall schematic view of an embodiment of the present application;

FIG. 2 is a block diagram, partially in section, of an embodiment of the present application, primarily showing the structure of a positioning assembly;

FIG. 3 is an enlarged view of portion A of FIG. 2, mainly illustrating the structure of the first elastic member;

FIG. 4 is a state diagram of the embodiment of the present application when two mounting blocks are spliced;

fig. 5 is a structural diagram of the embodiment of the present application, partially cut away at the connection portion, and mainly shows the structures of the convex pillar, the sliding groove, the first limiting groove and the second limiting groove;

FIG. 6 is a state diagram of the present embodiment when stowed;

FIG. 7 is an enlarged view of the portion B of FIG. 6, mainly showing the connection between the caulking groove and the positioning ring in the accommodated state;

fig. 8 is a partial structure view of the two mounting blocks cut away from the middle when the two mounting blocks are spliced according to the embodiment of the present application, and mainly shows the structure of the receiving groove and the positioning groove.

Description of reference numerals: 1. a rectangular block; 11. a storage groove; 2. mounting a block; 21. a connecting portion; 211. cutting; 212. a notch; 22. an installation part; 221. mounting grooves; 3. a clamping block; 31. a guide surface; 32. caulking grooves; 33. positioning a groove; 4. a positioning member; 5. a through hole; 6. a second elastic piece; 7. a positioning assembly; 71. a butting ring; 72. a bump; 8. a first elastic part; 81. a spring; 82. a guide bar; 83. pressing a plate; 9. a positioning ring; 91. a chute; 92. a first limiting groove; 93. a second limiting groove; 94. accommodating grooves; 95. a positioning groove; 10. inserting a block; 101. positioning blocks; 12. a convex column.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a building steel structure connecting piece. Referring to fig. 1 and 2, the building steel structure connecting piece includes rectangular block 1 and a plurality of installation piece 2, and every one side of rectangular block 1 all slides and is connected with a plurality of fixture blocks 3, and a plurality of fixture blocks 3 are circumference evenly spaced apart around the center that rectangular block 1 corresponds the lateral wall, and every fixture block 3 all slides and is close to or keeps away from the center that rectangular block 1 corresponds the lateral wall, and in this embodiment, the fixture block 3 quantity of 1 every side of rectangular block is four.

Referring to fig. 2, a guiding surface 31 is formed on the outer side wall of each fixture block 3, the guiding surface 31 is located at one end of the fixture block 3 away from the rectangular block 1 and is not located at a side where the plurality of fixture blocks 3 approach each other, and the guiding surface 31 inclines outward beyond the direction away from the rectangular block 1,

referring to fig. 1, the quantity and the position one-to-one of the end face of installation piece 2 and rectangular block 1, every installation piece 2 all includes connecting portion 21 and installation department 22, installation department 22 is located connecting portion 21 and keeps away from one side of rectangular block 1 and with connecting portion 21 fixed connection, installation department 22 keeps away from the terminal surface of connecting portion 21 and has seted up mounting groove 221, mounting groove 221 is used for steel to insert, threaded connection has setting element 4 on the installation department 22, setting element 4 is used for wearing to establish the steel and the steel of location in the mounting groove 221, in this embodiment, setting element 4 is the bolt.

Referring to fig. 2, through-hole 5 has been seted up on connecting portion 21, the quantity and the position of through-hole 5 with lie in rectangular block 1 with the quantity and the position one-to-one of fixture block 3 of one side, through-hole 5 supplies to correspond fixture block 3 and wears to establish, inlay groove 32 has all been seted up on the lateral wall that lies in rectangular block 1 and keep away from each other with a plurality of fixture blocks 3 of one side, inlay groove 32 runs through corresponding fixture block 3 along perpendicular fixture block 3 slip direction and the direction that is on a parallel with rectangular block 1 surface, after fixture block 3 wears to establish corresponding through-hole 5, inlay groove 32 supplies connecting portion 21 card to go into.

Referring to fig. 2, the rectangular block 1 is fixed with the second elastic members 6, the number and positions of the second elastic members 6 correspond to those of the fixture blocks 3 one by one, the second elastic members 6 are located on one side of the corresponding fixture blocks 3 close to the embedding grooves 32 and are fixedly connected with the corresponding fixture blocks 3, and opposite ends of the second elastic members 6 respectively abut against the rectangular block 1 and the corresponding fixture blocks 3, so that the fixture blocks 3 have a tendency of separating the embedding grooves 32 from the connecting portions 21. In this embodiment, the second elastic member 6 is a spring.

Referring to fig. 1 and 2, the connecting portion 21 is provided with a positioning assembly 7, the positioning assembly 7 includes a butting ring 71 and a plurality of bumps 72, the butting ring 71 is located between the plurality of through holes 5, the butting ring 71 is sleeved on the outer side of the mounting portion 22 and slidably connected to the mounting portion 22 along the axial direction of the mounting portion 22, the butting ring 71 is coaxially and rotatably connected to the mounting portion 22, and the guide surface 31 is used for butting against the butting ring 71.

Referring to fig. 1 and 2, the plurality of bumps 72 are circumferentially uniformly distributed at intervals along the periphery of the abutting ring 71 and are fixedly connected with the abutting ring 71, the number and positions of the bumps 72 correspond to those of the fixture blocks 3 one by one, the positioning grooves 33 are formed in one sides of the plurality of fixture blocks 3, the positioning grooves 33 penetrate through the fixture blocks 3 along the penetrating direction of the fixture grooves 32, and the bumps 72 are clamped into the positioning grooves 33.

In the practical use, when steel is required to be connected, a plurality of fixture blocks 3 located on the same side of the rectangular block 1 penetrate through the through holes 5 in the connecting portion 21, and then the abutting ring 71 is rotated, so that the plurality of protruding blocks 72 and the fixture blocks 3 are staggered with each other, then the abutting ring 71 is moved to be close to the connecting portion 21, the abutting ring 71 abuts against the guide surface 31, and then the plurality of fixture blocks 3 are pushed to move towards the direction away from each other, the fixture blocks 3 are positioned at the side where the plurality of fixture blocks 3 are close to each other until the abutting ring 71 abuts against the side, at the moment, the connecting portion 21 is clamped into the caulking grooves 32 in the plurality of fixture blocks 3, the inner walls of the caulking grooves 32 abut against the connecting portion 21, so that the positioning between the rectangular block 1 and the connecting portion 21 is realized, then, the protruding blocks 72 are aligned with the positioning grooves 33, the abutting ring 71 is rotated, the protruding blocks 72 are driven to be clamped into the positioning grooves 33 on the corresponding fixture blocks 3, and the abutting against the inner walls of the positioning grooves 33 through the protruding blocks 72, and the abutting ring 71 can be positioned.

Referring to fig. 1 and 2, two notches 211 are formed in the connecting portion 21, the two notches 211 are located at one end of one of the through holes 5, which is far away from the mounting portion 22, and are arranged at intervals, a positioning ring 9 is further connected to the connecting portion 21 in a sliding manner, two opposite side walls of the positioning ring 9 are respectively connected to the two notches 211 in a sliding manner, and the positioning ring 9 is close to or far away from the mounting portion 22 in a sliding manner.

Referring to fig. 2 and 3, a first elastic member 8 is arranged on the connecting portion 21, the first elastic member 8 includes a spring 81, a guide rod 82 and a pressing plate 83, the spring 81 is fixed on the connecting portion 21, the guide rod 82 is connected on the connecting portion 21 in a sliding manner, the sliding direction of the guide rod 82 is parallel to the sliding direction of the positioning ring 9, the pressing plate 83 is located on one side of the spring 81 away from the connecting portion 21 and is fixedly connected with the end portion of the guide rod 82 away from the connecting portion 21, and the pressing plate 83 is fixedly connected with the spring 81, the pressing plate 83 is tensioned by the spring 81, so that the pressing plate 83 abuts against one side of the positioning ring 9 away from the mounting portion 22, and the positioning ring 9 tends to approach the mounting portion 22.

Referring to fig. 4 and 5, two notches 212 have been further seted up on connecting portion 21, two notches 212 all are located connecting portion 21 and keep away from the one end of incision 211 and be the interval setting, be fixed with projection 12 on one of them incision 211's the inner wall, spout 91 has been seted up on the lateral wall of holding ring 9, the axial setting of butt ring 71 is followed to the length direction of spout 91, projection 12 is located spout 91, spout 91 has seted up spacing groove one 92 and spacing groove two 93 on being on a parallel with its length direction's the inner wall, spacing groove one 92 and spacing groove two 93 all are located one side that installation department 22 was kept away from to spout 91, and spacing groove one 92 is located one side that spacing groove two 93 is close to mounting groove 221.

When two connecting portions 21 are abutted to each other on the side far from the mounting portion 22 and the protruding column 12 is slidably connected in the first limiting groove 92, the notch 212 is used for clamping the side wall of the positioning ring 9, and when the rectangular block 1 and the connecting portion 21 are positioned and the protruding column 12 is slidably connected in the second limiting groove 93, the positioning ring 9 is used for the fixture block 3 and the protruding block 72 to penetrate.

Referring to fig. 6 and 7, each outer side wall of the rectangular block 1 is provided with a receiving groove 11, the receiving groove 11 is used for the mounting portion 22 to be clamped, and when the mounting portion 22 is located in the receiving groove 11, the embedded groove 32 is used for the positioning ring 9 to be clamped.

Referring to fig. 5 and 8, be fixed with two inserted blocks 10 on the butt ring 71, two inserted blocks 10 all are located one side that butt ring 71 is close to connecting portion 21 and are located the relative both sides of installation department 22 respectively, be fixed with locating piece 101 on the inserted block 10, holding groove 94 has all been seted up on two relative lateral walls that retaining ring 9 distributes along spout 91 length direction, holding groove 94 supplies inserted block 10 and locating piece 101 card to go into, holding groove 94 has been seted up on keeping away from the inner wall of installation department 22, locating groove 95 supplies locating piece 101 card to go into.

The implementation principle of the building steel structure connecting piece is as follows:

can be according to the connection needs of steel, install installation piece 2 in the one side that needs to connect steel on rectangular block 1, rotate the lug 72 again and make lug 72 card go into in the constant head tank 33, loosen holding ring 9, holding ring 9 slides under the effect of elastic component 8 and is close to installation department 22, make lug 72 and fixture block 3 all wear to establish holding ring 9, through holding ring 9 butt in lug 72, thereby it is spacing to carry out lug 72, then go into the mounting groove 221 on installation piece 2 with steel card in, and twist reverse setting element 4, make setting element 4 wear to establish the steel in the mounting groove 221 and realize the location of steel, can obtain the steel connection structure that corresponds, can realize different steel structural connection, more can satisfy the diversified user demand who connects of steel construction, the suitability is better.

The positioning ring 9 can be further moved towards the direction far away from the mounting portion 22 subsequently, the positioning ring 9 is separated from the convex block 72, then the abutting ring 71 is rotated to drive the convex block 72 to be separated from the positioning groove 33, then the abutting ring 71 is moved towards the direction far away from the rectangular block 1, at the moment, the clamping block 3 is moved towards the direction close to the mounting portion 22 under the action of the second elastic piece 6, the caulking groove 32 is separated from the connecting portion 21, then the connecting portion 21 is moved away from the rectangular block 1, the rectangular block 1 and the connecting portion 21 can be detached, the detached rectangular block 1 and the detached connecting portion 21 can be used for steel structure connection again, recycling is achieved, and material waste is reduced.

During the transportation, can accomodate the inslot 11 with installation department 22 card income, then move holding ring 9 and go into in the caulking groove 32, through holding ring 9 butt in the inner wall of caulking groove 32 to realize the connection between installation piece 2 and the rectangular block 1, shelter from the protection through connecting portion 21 to rectangular block 1, reduced the transportation, fixture block 3 is taken place the condition of damaging by the striking, has reduced the breakage rate in the transportation.

When the installation piece 2 is unnecessary, can place two unnecessary installation pieces 2 mutually in reverse, one side that installation portion 22 was kept away from to two connecting portion 21 offsets, and locating ring 9 on one of them connecting portion 21 aligns with breach 212 on another connecting portion 21, remove locating ring 9, make projection 12 slide and connect in spacing groove 92, and the lateral wall of locating ring 9 aligns with breach 212 on another connecting portion 21, then in going into breach 212 with locating ring 9 card, the card is gone into the in-process, go into in the holding tank 94 with inserted block 10 and the locating piece 101 card on the butt ring 71, then loosen locating ring 9, make locating piece 101 card go into in the positioning groove 95, can realize the connection between two connecting portions 21, can adopt installation piece 2 after the aforesaid is connected steel, improve the utilization ratio of installation piece 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a building steel structure connecting piece which characterized in that: including rectangular block (1) and a plurality of installation piece (2), each side of rectangular block (1) all slides and is connected with a plurality of fixture blocks (3), and is a plurality of fixture block (3) are circumference and distribute, seted up the confession on installation piece (2) through-hole (5) that fixture block (3) were worn to establish, the confession has been seted up on fixture block (3) caulking groove (32) that installation piece (2) card was gone into, be equipped with locating component (7) on installation piece (2), locating component (7) are used for the location fixture block (3), set up on installation piece (2) and be used for steel male mounting groove (221), be equipped with setting element (4) on installation piece (2), setting element (4) are used for the location steel in mounting groove (221).

2. The construction steel structure connection member as set forth in claim 1, wherein: the mounting block (2) comprises a connecting portion (21) arranged on the rectangular block (1) and a mounting portion (22) arranged on the connecting portion (21), the through hole (5) is formed in the connecting portion (21), the mounting groove (221) and the positioning piece (4) are formed in the mounting portion (22), the positioning assembly (7) comprises a butting ring (71) connected to the mounting portion (22) in a sliding mode and a convex block (72) arranged on the butting ring (71), the butting ring (71) is connected to the mounting portion (22) in a rotating mode, the butting ring (71) is located between the clamping blocks (3), when the butting ring (71) is in butting connection with the clamping blocks (3), the mounting block (2) is clamped into the embedding groove (32), the clamping blocks (3) are provided with positioning grooves (33), and the positioning grooves (33) are used for clamping the convex block (72);

be equipped with spigot surface (31) on fixture block (3), spigot surface (31) are located fixture block (3) and keep away from one side of rectangular block (1), spigot surface (31) are towards keeping away from the direction of rectangular block (1) outwards inclines, spigot surface (31) are used for the butt the ring (71) that butts.

3. The construction steel structure connection member as set forth in claim 2, wherein: connecting portion (21) are gone up to slide and are connected with holding ring (9), holding ring (9) are slided and are close to or keep away from installation department (22), holding ring (9) are used for lug (72) with fixture block (3) are worn to establish, be equipped with elastic component (8) on connecting portion (21), elastic component (8) support tightly in holding ring (9), make holding ring (9) have and slide and be close to the trend of installation department (22).

4. The construction steel structure connection member as set forth in claim 3, wherein: seted up on rectangular block (1) and accomodate groove (11), accomodate groove (11) and supply installation department (22) card is gone into, works as installation department (22) are located when accomodating in groove (11), caulking groove (32) supply holding ring (9) card is gone into.

5. The construction steel structure connection member as set forth in claim 3, wherein: a notch (212) is formed in the connecting portion (21), the notch (212) is located at one end, far away from the positioning ring (9), of the connecting portion (21), a convex column (12) is arranged on the connecting portion (21), a sliding groove (91) is formed in the positioning ring (9), the length direction of the sliding groove (91) is arranged along the axial direction of the abutting ring (71), the convex column (12) is located in the sliding groove (91), a first limiting groove (92) and a second limiting groove (93) are formed in the inner wall of the sliding groove (91), and the first limiting groove (92) is located on one side, close to the mounting groove (221), of the second limiting groove (93);

when two connecting portion (21) are kept away from one side of installation department (22) offsets, just projection (12) slide connect in when spacing groove (92) are interior, breach (212) supply the lateral wall card of holding ring (9) is gone into, works as projection (12) slide connect in when spacing groove two (93) are interior, holding ring (9) are used for fixture block (3) with lug (72) are worn to establish.

6. The construction steel structure connection member as set forth in claim 5, wherein: be equipped with on butt joint ring (71) and insert piece (10), be equipped with locating piece (101) on insert piece (10), seted up the confession on holding ring (9) insert piece (10) with holding tank (94) that locating piece (101) card was gone into, holding tank (94) are kept away from seted up the confession on the inner wall of installation department (22) positioning groove (95) that locating piece (101) card was gone into.

7. The construction steel structure connection member as set forth in claim 5, wherein: elastic component (8) are including locating spring (81) on connecting portion (21), locating clamp plate (83) on spring (81) with locate guide bar (82) on the butt plate, spring (81) are taut clamp plate (83) for clamp plate (83) support tightly holding ring (9), guide bar (82) are followed the slip direction of holding ring (9) slide connect in on connecting portion (21).

8. The construction steel structure connection member as set forth in claim 1, wherein: the rectangular block (1) is provided with a second elastic part (6), and the second elastic part (6) abuts against the fixture block (3), so that the fixture block (3) has a tendency of separating the caulking groove (32) from the mounting plate.

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